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        <title>Semi-transparent</title>
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        <h1>Semi-transparent</h1>

        <div id="nw">
            <img src="nw.gif" alt="Northwest" width="437" height="328" />

            <span class="overlay_box_cls" id="washington">Washington</span>
            <span class="overlay_box_cls" id="oregon">Oregon</span>
            <span class="overlay_box_cls" id="idaho">Idaho</span>

            <p id="note1">Semi-transparent backgrounds are gray in Internet Explorer 6, but they are 
             semi-transparent in Internet Explorer 7 and all other major browsers.</p>
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